Roller tool



FIG. 1 is a perspective view of a roller tool according to the present invention.

FIG. 2 is a side elevation view of the roller tool illustrated in FIG. 1.

FIG. 3 is a top elevation of the roller tool illustrated in FIG. 1.

FIG. 4 is a bottom view of the roller tool illustrated in FIG. 1; and,

FIG. 5 is another side elevation view of the roller tool illustrated in FIG. 1. 

CLAIM The ornamental design for a roller tool, as shown and described. 